T-Bar Filter Grille 105PFG-7 Step Down Ceiling Diffuser 055 T6 extruded aluminum frame

055 T6 extruded aluminum frame * 90% free area * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 600 O - opposed blade damper * No Labor Collar - Square to round (square sizes only) * 600 T - T-Bar mount * 1/2" x 1/2" x 1" Lattice or 1" x 1" x 1" Lattice * Fractional sizes

One piece curved frame with gasket fits flush to spiral pipe

Ceramic fiber blade insulation with fiberglass cover*

Performance Data With Opposed Blade Damper

listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square Collar

T-Bar Filter Grille 105PFG-7 Step Down Ceiling Diffuser 055 T6 extruded aluminum frameStandard Features * T Bar lay in filter grille with steel removable perforated face * 3 16" holes on 1 4" staggered centers * 20" x 20" x 1" filter (not included) * Square collar for 20 x 20 duct * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * Square to round No Labor Collar